Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284280 | Microparticles containing active ingredients, agents containing these microparticles, their use for ultrasound-controlled release of active ingredients, as well as a process for their production | Werner Weitschies, Dieter Heldmann, Peter Hauff, Thomas Fritzsch | 2001-09-04 |
| 6068857 | Microparticles containing active ingredients, agents containing these microparticles, their use for ultrasound-controlled release of active ingredients, as well as a process for their production | Werner Weitschies, Dieter Heldmann, Peter Hauff, Thomas Fritzsch | 2000-05-30 |